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52CONSTRUCTION OF UNDERGROUND CABLE
by mplgmg
Insulation Every conductor is consisting appropriate thickness of insulation and the thickness is depended upon to the cable current and voltage that can pass through. Paper, Rubber and varnished... published 10 hours ago
66Cooling and Losses of Transformers
by mplgmg
Power transformers rated up to a few KVA can be adequately cooled by natural convective air-cooling, sometimes assisted by fans. Some power transformers are immersed in specialized transformer oil that acts... published 5 days ago
56Forum about alternative energy and wise energy use
by Woodpellet
Energy... Energy is the number one topic of the future: Will there be enough energy to sustain growth? What will India and China do, when there is not enough energy, What are the alternatives for oil, coal... published 3 weeks ago
85How to Save Money on Heating Bills
by pgrundy
Last winter, with home heating oil at record highs, my partner and I spent nearly $3000 to heat a 1000 square foot house for four months. By summer, oil prices were even higher and we couldn't get anyone to... published 5 weeks ago
58Tips for Lowering Your Heating Bill
by JenArt
With winter approaching and budgets tighter than ever, it's important to make your heating dollars stretch. Nobody can appreciate the importance of a warm home in the winter than those who are Ann Arbor... published 5 weeks ago
58Increase your Home's Energy Efficiency
by jac_dhs
First, check the insulation in your attic and ceilings meet the levels recommended for your particular geographic region. Insulation is measured in R-values, the higher the R-value, the better your attic and... published 6 weeks ago
59When You Want Your House to SHUT UP
by REritr
After a long day at work, wouldn’t you love to get home to the sound of – nothing? Now that we have talking appliances, musical cell phones, and chattering GPS devices navigating us around, many... published 2 months ago
58Donald Croft Brickner-21: Navigating Through the Invisibility of the Stricken
by DCB
Remember how so few Americans responded to New Orleans' residents in their honest-to-gosh hours (and hours, and hours) of need after Katrina? Well, that look-the-other-way behavior haunts this nation still as... published 2 months ago
48Facing a Hurricane Head-on
by REritr
A big one was named Katrina. They also have names like Fay, Gustav and Hanna. Hurricane season makes the news each and every year. And each year, American ingenuity tries to find ways to protect people... published 2 months ago
55What's Behind YOUR Walls and Ceilings?
by REritr
Insulation, the material between the walls of our houses, is not a popular topic of conversation at parties these days, but it definitely undergoing metamorphosis within the building industry-- replacing the... published 2 months ago
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